<template>
  <div>
    <home-header></home-header>
    <home-swiper :list="swiperList"></home-swiper>
    <home-icons :list="iconList"></home-icons>
    <home-recommend :list="recommendList"></home-recommend>
    <home-weekend :list="weekendList"></home-weekend>
  </div>
</template>

<script>
    import HomeHeader from './components/Header'
    import HomeSwiper from './components/Swiper'
    import HomeIcons from './components/Icons'
    import HomeRecommend from './components/Recommend'
    import HomeWeekend from './components/Weekend'
    import axios from 'axios'
    import { mapState } from 'vuex'

    export default {
      name: "Home",
      components:{
        HomeHeader,
        HomeSwiper,
        HomeIcons,
        HomeRecommend,
        HomeWeekend
      },
      data(){
        return{
          lastCity:'',
          swiperList:[],
          iconList:[],
          recommendList:[],
          weekendList:[]
        }
      },
      computed:{
        ...mapState(['city'])
      },
      //函数定义在methods()中
      methods:{
        getHomeInfo(){
          axios.get('/api/index.json?city=' + this.city)
            .then(this.getHomeInfoSucc)
        },
        getHomeInfoSucc(res){
          res = res.data
          if(res.ret && res.data){
            const data = res.data
            this.swiperList = data.swiperList
            this.iconList = data.iconList
            this.recommendList = data.recommendList
            this.weekendList = data.weekendList
          }
        }
      },
      mounted(){
        this.lastCity = this.city
        this.getHomeInfo()
      },
      activated() {
        if( this.lastCity !== this.city){
          this.lastCity = this.city
          this.getHomeInfo()
        }
      }
    }
</script>

<style scoped>

</style>
